Current Articles

Ground Ring Grooving...
Electrical erosion of ground rings in wind turbine generators is an expensive problem faced by a....
Wind Is Going Mainst...
With prices of renewable energy systems continuing to drop, and environmental concerns growing, wind....
A Wise Choice for Lo...
Solar-powered photovoltaic (PV) systems work great in most parts of the world; however, there are lo....
Who Should Monitor S...
During development and construction of a solar PV asset, the monitoring hardware is carefully consid....
Stepping Back to Mov...
Community energy strategic planningis a crucial first step for cities and counties to reap rewards i....

CURRENT ISSUE


ing a Component Supplier You Can Trust
It’s time to call your supplier. Who else can you depend on when you’ve lost that high from knowing that all your turbines are up and functioning?  If a component is to blame, you need to know who you can depend on to get you what you n....
Automatically Lubricating Bearings in Wind Turbines
Whether grease or oil, lubricant in wind turbines works to prevent wear and damage between a bearing’s rolling and sliding contact surfaces. It reduces friction and heat generation, helps protect against corrosion, and keeps out contaminants. On th....
Ground Ring Grooving: Causes and solutions
Electrical erosion of ground rings in wind turbine generators is an expensive problem faced by all wind farm owners and operators. Erosion results in loss of revenue due to downtime, cost of replacement materials, and cost of labor for installati....
Olympus’ IPLEX G Lite ultra-portable industrial videoscope enables fast, easy visual inspections of small or difficult-to-access locations....
The DoNova PowerLash and PowerLift chain is manufactured completely from webbing made of Dyneema. Several layers of the fabric are wound and....
Goldwind Americas has completed the installation of its GW 3MW(S) Smart Wind Turbine test unit at the UL Advanced Wind Turbine Test Facility....
ONYX InSight’s hardware-agnostic Fleet Monitor platform brings together data streams from multiple drivetrain technologies and turns them ....

Setting the Standard: PRC-024-2 & LVRT requirements – Differentiation between Internal and External faults in Wind and Solar Farms
The Federal Energy Regulatory Commission (FERC) approved Reliability Standard PRC-024-2; this standard requires power plants to set their relays so that the plant remains connected during power spikes. PRC-024-2 ensures that plant owners set their ge....
A Wise Choice for Low Sun PV
Solar-powered photovoltaic (PV) systems work great in most parts of the world; however, there are locations that get little or no sunlight for part of the year, rendering complications with using solar power. Fortunately, you can still use a solar-po....
Mission: Possible Diary of a solar project
Making people money is Morgan Stanley’s primary objective. Last year, however, the owners of the Morgan Stanley building in Irvine CA focused on something that made financial sense for them: installing a solar energy system by years end to both pro....
The new version T*SOL 2018 allows its users to independently enter and save complex heat storage parameters. This makes the program flexible....
SMA is investing in efforts to digitize commercial energy management and bring greater energy independence to customers. The company has int....
Schletter Group’s new single-axis tracking system not only allows a ground cover ratio due to its patent pending locking mechanism and 4m ....
The latest version of the design software PV*SOL premium 2018 makes the design of photovoltaic systems even easier and more efficient. For t....

Energy Storage

Hydro Pumped Storage: Maintaining Grid Operations and Balance Demands
With increasing renewable energy generation being deployed throughout the world, the share of variable renewable sources such as wind and solar power are growing rapidly. The term, “variable” is used to describe solar and wind power, since the en....
The Gray Behind the Green
Several industries are doing their part in reducing waste, and minimizing their use of fossil fuels by switching to battery-powered vehicles. For example, rental agencies that provide construction, cleaning, and small delivery vehicles to a....
Dangers Associated with Passive Ground Fault Protection and Detection
As power generation evolves around the world to meet demand, more smart grids require the storage of excess generated electricity to maximize peak efficiency. Battery storage systems are becoming more widely used. In order to help today's smart grids....
GenCell Energy’s GenCell A5 is a fuel cell solution which creates hydrogen-on-demand from low-cost ammonia fuel. Designed to provide cost-....
TrinaBESS’ TrinaHome S Series is a new hybrid residential energy storage solution in the United States. TrinaBESS has adapted the product ....
At electrical energy storage (ees), held during Intersolar Europe 2018, ADS-TEC will be presenting the world’s most powerful solution for ....
DNV GL has created Battery XT, a testing-based verification of battery lifetime for Li-on batteries. The independent verification tool compi....

Energy Efficiency

USDA REAP Loans: FACT vs. Fiction
Loans for renewable energy projects using the USDA REAP (Rural Energy for America Program) are essential to increasing our energy independence.  REAP loans have longer terms, low interest rates, and are fully amortized, with no calls o....
How to Seize Storage Market Opportunities while Balancing Environmental & Engineering challenges
Rapidly advancing technologies and improving cost effectiveness are pushing U.S. utilities and developers to look to energy storage as a solution to grid resiliency and efficiency. Grid disruption from events like natural disasters, extreme weather c....
Blockchain’s Promise to Revolutionize the Energy Sector
In early February, Tesla and the government of South Australia announced what was being been billed as the world’s largest virtual power plant. Combining rooftop solar PV and behind-the-meter batteries, the 250 MW system would ultimately include ro....
Elevate Technologies Corp., developer and manufacturer of smart, versatile, and highly-reliable energy solutions using sustainable and socia....
Pyxis Energy has partnered with Generac Power Systems Inc. to bring environmentally friendly, automated generator solutions to homes and bus....
STMicroelectronics has added five space-saving surface-mount intelligent power modules (IPM) to its SLLIMM-nano family, giving the choice of....
The EFC 3600 variable frequency drive (VFD) by Bosch Rexroth improves the process control through integrated PID controllers, as well as thr....